Crystal Filter
Type: with a Built-in Transformer
10.7 MHz- and 21.4 MHz-Series MCF
Features
n
This is an integrated MCF with a built-in transformer which matched
terminating impedance with MCF impedance.
l This product can be manufactured according to your requested
terminating impedance.
l It can be designed and manufactured so that no adjustment is needed
in the field.
l It has stable temperature characteristics.
D-152
D-162
Specifications
n
Passband
width
Stop
Insertion loss Terminating
Operating
Nominal
Number
Ripple
(dB)
Package
type
Weight
(g)
bandwidth
(insertion
impedance temperature
Model
frequency
of poles
//
attenuation) (dB)
(Ω pF)
range (°C)
(MHz)
(dB) (kHz)
(kHz) (dB) (kHz)
8.75 65
17.5 65
(dB)
45
45
45
70
70
70
65
65
65
10.7
10.7
10.7
10.7
10.7
10.7
21.4
21.4
21.4
6
6
6
8
8
8
8
8
8
3
3
3
3
3
3
3
3
3
3.75
7.5
15
3.75
7.5
15
3.75
7.5
15
12.5
25
50
12.5
25
50
12.5
25
50
2
2
2
2
2
2
2
2
2
3.5
3
3
4
3.5
3.5
4.5
4
50//0
50//0
50//0
50//0
50//0
50//0
50//0
50//0
50//0
–20 to +70
–20 to +70
–20 to +70
–20 to +70
–20 to +70
–20 to +70
–20 to +70
–20 to +70
–20 to +70
D-152
D-152
D-152
D-152
D-152
D-152
D-162
D-162
D-162
23
23
23
25
25
25
12
12
12
10A7.5CB
10A15CB
10A30CB
10A7.5DG
10A15DB
10A30DB
21C7.5DD
21C15DCA
21C30DG
35
65
8.75 90
17.5 90
35
9
80
90
17.5 90
35 80
4
List of Codes for Placing an Order
n
Model
Code for placing an order
Model
Code for placing an order
10A30DB-10.7M-FN15-839
21C7.5DD-21.4M-FN15-747
21C15DCA-21.4M-FN15-699
21C30DG-21.4M-FN15-594
10A7.5CB
10A15CB
10A30CB
10A7.5DG
10A15DB
10A7.5CB-10.7M-FN15-835
10A15CB-10.7M-FN15-837
10A30CB-10.7M-FN15-758
10A7.5DG-10.7M-FN15-836
10A15DB-10.7M-FN15-838
10A30DB
21C7.5DD
21C15DCA
21C30DG
Dimensions
n
mm
mm
D-152
D-162
25.0max
38.4max
24
2–φ0.8
4
4
2–φ0.8
18.0 0.5
4–φ0.8
GND
3
4
1
2
2–φ1.0
GND
cf18_071102_107-214MCF_e1